| This thesis studies the method about the military map data fusion based on MapInfo: first, it introduces the classifies, the encoding and the formats of the military map data, and how to unify them; then by programming and using the operations which Maplnfo provides to realize data conversion including element stratums, attribute encoding and data formats. By this way can realize the unity in these three aspects; finally, by using graphics clipping and contour line tracing to realize the military map data fusion. |